/* roulang page: index */
:root {
            --primary: #2E7DD1;
            --primary-dark: #1D62A8;
            --primary-light: #E8F1FA;
            --primary-bg: #F3F7FB;
            --accent-orange: #F5A623;
            --accent-red: #E5533C;
            --text-dark: #1A2B3C;
            --text-body: #44566C;
            --text-light: #7A8BA0;
            --border-color: #EDF2F7;
            --border-light: #D9E2EC;
            --white: #FFFFFF;
            --footer-bg: #193B5A;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --shadow-sm: 0 2px 12px rgba(30, 64, 105, 0.06);
            --shadow-md: 0 8px 28px rgba(30, 64, 105, 0.12);
            --transition: 0.2s ease;
            --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-num: "Inter", "Roboto", "SF Pro Display", sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            font-size: 15px;
            line-height: 1.7;
            color: var(--text-body);
            background-color: #FAFBFD;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: var(--primary);
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 0;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* 导航 */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.96);
            border-bottom: 1px solid #DDE7F0;
            height: 64px;
            display: flex;
            align-items: center;
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .nav-logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-dark);
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-logo .logo-icon {
            width: 34px;
            height: 34px;
            background: var(--primary);
            border-radius: 8px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
        }
        .nav-logo:hover {
            color: var(--text-dark);
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
            margin: 0;
        }
        .nav-menu li {
            position: relative;
        }
        .nav-menu a {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-body);
            padding: 4px 0;
            position: relative;
            white-space: nowrap;
            display: inline-block;
        }
        .nav-menu a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 0;
            height: 2px;
            background: var(--primary);
            transition: width var(--transition);
        }
        .nav-menu a:hover::after,
        .nav-menu a.active::after {
            width: 100%;
        }
        .nav-menu a:hover,
        .nav-menu a.active {
            color: var(--primary);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .nav-search-btn {
            width: 38px;
            height: 38px;
            border: 1px solid var(--border-light);
            background: #fff;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--text-body);
            cursor: pointer;
            transition: all var(--transition);
            font-size: 15px;
        }
        .nav-search-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: #EEF6FD;
        }
        .nav-cta {
            background: var(--primary);
            color: #fff;
            padding: 9px 20px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition);
        }
        .nav-cta:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-1px);
        }
        .nav-cta:active {
            transform: translateY(0) scale(0.98);
        }

        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 22px;
            color: var(--text-dark);
            cursor: pointer;
            padding: 4px;
        }

        /* Hero */
        .hero {
            min-height: 88vh;
            display: flex;
            align-items: center;
            padding-top: 64px;
            background: var(--primary-bg);
            position: relative;
            overflow: hidden;
        }
        .hero .container {
            display: grid;
            grid-template-columns: 55% 45%;
            gap: 48px;
            width: 100%;
            align-items: center;
            padding-top: 60px;
            padding-bottom: 60px;
        }
        .hero-content {
            padding-right: 20px;
        }
        .hero-content h1 {
            font-size: 40px;
            font-weight: 700;
            color: var(--text-dark);
            line-height: 1.25;
            margin-bottom: 18px;
            letter-spacing: 0.5px;
        }
        .hero-sub {
            font-size: 17px;
            color: #5A6B80;
            line-height: 1.8;
            margin-bottom: 28px;
            max-width: 520px;
        }
        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 24px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all var(--transition);
            border: none;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 14px rgba(46, 125, 209, 0.3);
        }
        .btn-primary:active {
            transform: translateY(0) scale(0.98);
        }
        .btn-secondary {
            background: #fff;
            color: var(--primary);
            border: 1px solid #C9D8E8;
        }
        .btn-secondary:hover {
            background: #EEF6FD;
            border-color: var(--primary);
            transform: translateY(-1px);
        }
        .btn-secondary:active {
            transform: translateY(0) scale(0.98);
        }
        .hero-badges {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .badge-live {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: 20px;
            padding: 6px 14px;
            font-size: 13px;
            color: var(--text-body);
            font-weight: 500;
        }
        .badge-live .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent-red);
            animation: pulse 1.5s infinite;
        }
        .badge-live .dot.orange {
            background: var(--accent-orange);
            animation: none;
        }
        @keyframes pulse {
            0%,
            100% {
                transform: scale(1);
                opacity: 1;
            }
            50% {
                transform: scale(1.6);
                opacity: 0.6;
            }
        }

        .hero-visual {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            background: #D6E6F6;
            aspect-ratio: 4 / 3;
        }
        .hero-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .hero-visual::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 45%;
            background: linear-gradient(to top, rgba(26, 43, 60, 0.6), transparent);
            pointer-events: none;
        }
        .hero-visual .overlay-tag {
            position: absolute;
            bottom: 16px;
            left: 16px;
            z-index: 2;
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            background: rgba(26, 43, 60, 0.7);
            padding: 6px 14px;
            border-radius: 20px;
        }

        /* Section通用 */
        section {
            padding: 72px 0;
        }
        .section-alt {
            background: var(--primary-bg);
        }
        .section-white {
            background: #fff;
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }
        .section-desc {
            font-size: 16px;
            color: #5A6B80;
            line-height: 1.8;
            max-width: 720px;
            margin-bottom: 36px;
        }
        .section-header {
            margin-bottom: 40px;
        }
        .section-header.center {
            text-align: center;
        }
        .section-header.center .section-desc {
            margin-left: auto;
            margin-right: auto;
        }

        /* 品牌介绍 */
        .brand-intro {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .brand-intro .intro-img {
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            aspect-ratio: 16 / 10;
        }
        .brand-intro .intro-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* 服务矩阵 */
        .service-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 24px;
        }
        .service-main-card {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 28px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .service-main-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .service-card-icon {
            width: 48px;
            height: 48px;
            background: var(--primary-light);
            border-radius: 10px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 22px;
            margin-bottom: 16px;
        }
        .service-card-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 8px;
        }
        .service-card-desc {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.7;
            flex: 1;
        }
        .service-sub-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .service-sub-card {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 20px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .service-sub-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .service-sub-card .service-card-icon {
            width: 40px;
            height: 40px;
            font-size: 18px;
            margin-bottom: 12px;
        }
        .service-sub-card .service-card-title {
            font-size: 16px;
        }
        .service-link {
            margin-top: 12px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .service-link:hover {
            color: var(--primary-dark);
        }

        /* 优势数据 */
        .data-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-bottom: 28px;
        }
        .data-card {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            text-align: center;
            transition: all var(--transition);
        }
        .data-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .data-number {
            font-size: 28px;
            font-weight: 700;
            color: var(--primary);
            font-family: var(--font-num);
            letter-spacing: 1px;
        }
        .data-label {
            font-size: 14px;
            color: var(--text-light);
            margin-top: 4px;
        }
        .trend-bar {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
        }
        .trend-label {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-dark);
            white-space: nowrap;
        }
        .trend-track {
            flex: 1;
            min-width: 200px;
            height: 8px;
            background: var(--primary-light);
            border-radius: 10px;
            overflow: hidden;
            position: relative;
        }
        .trend-fill {
            height: 100%;
            background: var(--primary);
            border-radius: 10px;
            width: 78%;
            transition: width 0.8s ease;
        }
        .trend-dot {
            position: absolute;
            right: 20%;
            top: 50%;
            transform: translate(50%, -50%);
            width: 14px;
            height: 14px;
            background: #fff;
            border: 3px solid var(--primary);
            border-radius: 50%;
        }
        .trend-desc {
            font-size: 13px;
            color: var(--text-light);
            white-space: nowrap;
        }

        /* 观赛流程 */
        .steps-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }
        .steps-row::before {
            content: '';
            position: absolute;
            top: 28px;
            left: 12%;
            right: 12%;
            border-top: 2px dashed #C9D8E8;
            z-index: 0;
        }
        .step-item {
            text-align: center;
            position: relative;
            z-index: 1;
        }
        .step-icon {
            width: 56px;
            height: 56px;
            background: #fff;
            border: 2px solid var(--primary);
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 22px;
            margin-bottom: 14px;
            transition: all var(--transition);
            box-shadow: var(--shadow-sm);
        }
        .step-item:hover .step-icon {
            background: var(--primary);
            color: #fff;
            transform: scale(1.08);
        }
        .step-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 6px;
        }
        .step-desc {
            font-size: 13px;
            color: var(--text-light);
            line-height: 1.6;
        }

        /* 案例墙 */
        .case-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .case-card {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .case-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .case-card .case-img {
            aspect-ratio: 16 / 9;
            overflow: hidden;
        }
        .case-card .case-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .case-card:hover .case-img img {
            transform: scale(1.05);
        }
        .case-body {
            padding: 20px;
        }
        .case-title {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 8px;
        }
        .case-meta {
            font-size: 13px;
            color: var(--text-light);
            margin-bottom: 12px;
        }
        .case-btn {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            cursor: pointer;
            background: none;
            border: none;
            padding: 0;
            transition: color var(--transition);
        }
        .case-btn:hover {
            color: var(--primary-dark);
        }

        /* 新闻中心 */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .news-item {
            display: grid;
            grid-template-columns: 80px 1fr 120px;
            gap: 20px;
            align-items: center;
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 18px 20px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .news-item:hover {
            box-shadow: var(--shadow-md);
        }
        .news-date {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            text-align: center;
            font-family: var(--font-num);
        }
        .news-date .day {
            font-size: 22px;
            display: block;
            line-height: 1.2;
        }
        .news-content h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 6px;
            line-height: 1.5;
        }
        .news-content p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.6;
            margin: 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-btn {
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            background: none;
            border: 1px solid #C9D8E8;
            border-radius: var(--radius-sm);
            padding: 8px 16px;
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
            text-align: center;
        }
        .news-btn:hover {
            background: #EEF6FD;
            border-color: var(--primary);
            color: var(--primary-dark);
        }

        /* 赛程日历 */
        .schedule-scroll {
            display: flex;
            gap: 16px;
            overflow-x: auto;
            padding-bottom: 12px;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
        }
        .schedule-scroll::-webkit-scrollbar {
            height: 6px;
        }
        .schedule-scroll::-webkit-scrollbar-thumb {
            background: #C9D8E8;
            border-radius: 10px;
        }
        .schedule-card {
            flex: 0 0 260px;
            scroll-snap-align: start;
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .schedule-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .schedule-card .sched-img {
            aspect-ratio: 16 / 9;
            overflow: hidden;
        }
        .schedule-card .sched-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .sched-body {
            padding: 16px;
        }
        .sched-matchup {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 6px;
        }
        .sched-time {
            font-size: 13px;
            color: var(--text-light);
            margin-bottom: 10px;
            font-family: var(--font-num);
        }
        .sched-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 14px;
            background: var(--primary-light);
            color: var(--primary);
        }
        .sched-tag.live {
            background: #FFF5E6;
            color: var(--accent-orange);
        }
        .sched-tag.soon {
            background: #FEE8E6;
            color: var(--accent-red);
        }

        /* 合作伙伴 */
        .partner-grid {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 20px;
            align-items: center;
        }
        .partner-logo {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 20px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            filter: grayscale(100%);
            opacity: 0.7;
            transition: all var(--transition);
            aspect-ratio: 4 / 3;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .partner-logo:hover {
            filter: grayscale(0%);
            opacity: 1;
            box-shadow: var(--shadow-md);
        }
        .partner-logo img {
            max-height: 50px;
            object-fit: contain;
        }

        /* FAQ */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-md);
        }
        .faq-question {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 16px 20px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            transition: color var(--transition);
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-question .faq-icon {
            color: var(--primary);
            font-size: 18px;
            flex-shrink: 0;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            padding: 0 20px 0 50px;
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.8;
        }
        .faq-item.open .faq-answer {
            max-height: 200px;
            padding-bottom: 18px;
        }
        .faq-chevon {
            margin-left: auto;
            font-size: 16px;
            color: var(--text-light);
            transition: transform var(--transition);
        }
        .faq-item.open .faq-chevon {
            transform: rotate(180deg);
        }

        /* 保障条 */
        .guarantee-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .guarantee-item {
            text-align: center;
            padding: 20px;
        }
        .guarantee-icon {
            width: 52px;
            height: 52px;
            background: var(--primary-light);
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 22px;
            margin-bottom: 12px;
        }
        .guarantee-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-dark);
        }

        /* 快捷入口 */
        .channel-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .channel-card {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            align-items: center;
            gap: 16px;
            cursor: pointer;
        }
        .channel-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .channel-card .ch-icon {
            width: 48px;
            height: 48px;
            background: var(--primary-light);
            border-radius: 10px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 20px;
            flex-shrink: 0;
        }
        .channel-card .ch-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 2px;
        }
        .channel-card .ch-desc {
            font-size: 13px;
            color: var(--text-light);
        }

        /* 用户反馈 */
        .feedback-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .feedback-card {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px;
            box-shadow: var(--shadow-sm);
        }
        .feedback-avatar {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--primary-light);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 20px;
            margin-bottom: 12px;
        }
        .feedback-text {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.7;
            margin-bottom: 12px;
        }
        .feedback-name {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-dark);
        }

        /* 直播工具 */
        .tool-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .tool-card {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .tool-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .tool-card .tool-img {
            aspect-ratio: 16 / 8;
            overflow: hidden;
        }
        .tool-card .tool-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .tool-body {
            padding: 18px;
        }
        .tool-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 6px;
        }
        .tool-desc {
            font-size: 13px;
            color: var(--text-light);
            line-height: 1.6;
        }

        /* 联系/CTA */
        .contact-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: start;
        }
        .contact-form {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 28px;
            box-shadow: var(--shadow-sm);
        }
        .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
            margin-bottom: 16px;
        }
        .form-field {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .form-field label {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-dark);
        }
        .form-field input,
        .form-field select {
            padding: 12px;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            font-size: 14px;
            transition: border-color var(--transition);
            background: #fff;
        }
        .form-field input:focus,
        .form-field select:focus {
            border-color: var(--primary);
            outline: none;
        }
        .form-field input.error {
            border-color: var(--accent-red);
        }
        .form-error {
            font-size: 12px;
            color: var(--accent-red);
            display: none;
        }
        .form-field input.error+.form-error {
            display: block;
        }
        .form-submit {
            margin-top: 8px;
        }

        /* 页脚 */
        .site-footer {
            background: var(--footer-bg);
            color: #C9D8E8;
            padding: 56px 0 32px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand .footer-logo {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-brand .footer-logo .logo-icon {
            width: 30px;
            height: 30px;
            background: var(--primary);
            border-radius: 6px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 15px;
        }
        .footer-brand p {
            font-size: 13px;
            color: #A8BDD0;
            line-height: 1.7;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            font-size: 13px;
            color: #A8BDD0;
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: #A8BDD0;
        }
        .footer-bottom a {
            color: #A8BDD0;
            font-size: 13px;
            transition: color var(--transition);
        }
        .footer-bottom a:hover {
            color: #fff;
        }

        /* 移动端 */
        @media (max-width: 1023px) {
            .hero .container {
                grid-template-columns: 1fr;
                gap: 32px;
                padding-top: 40px;
            }
            .hero-content h1 {
                font-size: 30px;
            }
            .hero-visual {
                aspect-ratio: 16 / 9;
            }
            .brand-intro {
                grid-template-columns: 1fr;
            }
            .service-grid {
                grid-template-columns: 1fr;
            }
            .data-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 28px;
            }
            .steps-row::before {
                display: none;
            }
            .case-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .partner-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .channel-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .feedback-grid {
                grid-template-columns: 1fr;
            }
            .tool-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .contact-wrap {
                grid-template-columns: 1fr;
            }
            .news-item {
                grid-template-columns: 60px 1fr;
                gap: 12px;
            }
            .news-btn {
                grid-column: 2;
                justify-self: start;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .nav-menu {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                padding: 16px 24px;
                gap: 0;
                border-bottom: 1px solid var(--border-color);
                box-shadow: var(--shadow-md);
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu li {
                width: 100%;
            }
            .nav-menu a {
                display: block;
                padding: 12px 0;
                border-bottom: 1px solid var(--border-color);
                font-size: 15px;
            }
            .nav-menu li:last-child a {
                border-bottom: none;
            }
            .hamburger {
                display: inline-flex;
                align-items: center;
            }
            .nav-cta {
                display: none;
            }
        }

        @media (max-width: 767px) {
            section {
                padding: 48px 0;
            }
            .container {
                padding: 0 16px;
            }
            .hero {
                min-height: auto;
                padding-top: 64px;
            }
            .hero .container {
                padding-top: 32px;
                padding-bottom: 40px;
            }
            .hero-content h1 {
                font-size: 24px;
            }
            .hero-sub {
                font-size: 15px;
            }
            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .btn {
                width: 100%;
                justify-content: center;
            }
            .service-sub-grid {
                grid-template-columns: 1fr;
            }
            .data-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .data-card {
                padding: 16px;
            }
            .data-number {
                font-size: 24px;
            }
            .steps-row {
                grid-template-columns: 1fr;
            }
            .case-grid {
                grid-template-columns: 1fr;
            }
            .partner-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .partner-logo {
                padding: 12px;
                aspect-ratio: auto;
                min-height: 80px;
            }
            .channel-grid {
                grid-template-columns: 1fr;
            }
            .tool-grid {
                grid-template-columns: 1fr;
            }
            .guarantee-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .news-item {
                grid-template-columns: 50px 1fr;
                padding: 14px;
                gap: 10px;
            }
            .news-date .day {
                font-size: 18px;
            }
            .news-content h3 {
                font-size: 14px;
            }
            .news-btn {
                grid-column: 2;
                font-size: 12px;
                padding: 6px 12px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .form-row {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .schedule-card {
                flex: 0 0 220px;
            }
        }

        @media (max-width: 520px) {
            .data-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .data-card {
                padding: 12px;
            }
            .data-number {
                font-size: 20px;
            }
            .data-label {
                font-size: 12px;
            }
            .guarantee-row {
                grid-template-columns: 1fr;
            }
            .brand-intro {
                gap: 24px;
            }
            .section-title {
                font-size: 22px;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #2E7DD1;
            --primary-dark: #1D62A8;
            --primary-light: #E8F1FA;
            --primary-bg: #F3F7FB;
            --accent-orange: #F5A623;
            --accent-red: #E5533C;
            --text-dark: #1A2B3C;
            --text-body: #44566C;
            --text-light: #7A8BA0;
            --border-color: #EDF2F7;
            --border-light: #D9E2EC;
            --white: #FFFFFF;
            --footer-bg: #193B5A;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --shadow-sm: 0 2px 12px rgba(30, 64, 105, 0.06);
            --shadow-md: 0 8px 28px rgba(30, 64, 105, 0.12);
            --transition: 0.2s ease;
            --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-num: "Inter", "Roboto", "SF Pro Display", sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            font-size: 15px;
            line-height: 1.7;
            color: var(--text-body);
            background-color: #FAFBFD;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            text-decoration: none;
            color: var(--primary);
            transition: color var(--transition);
        }

        a:hover {
            color: var(--primary-dark);
        }

        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 0;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.96);
            border-bottom: 1px solid #DDE7F0;
            height: 64px;
            display: flex;
            align-items: center;
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .nav-logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-dark);
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }

        .nav-logo .logo-icon {
            width: 34px;
            height: 34px;
            background: var(--primary);
            border-radius: var(--radius-sm);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            flex-shrink: 0;
        }

        .nav-logo:hover {
            color: var(--text-dark);
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 24px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-menu li {
            position: relative;
        }

        .nav-menu a {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-body);
            padding: 4px 0;
            position: relative;
            white-space: nowrap;
            display: inline-block;
            transition: color var(--transition);
        }

        .nav-menu a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 0;
            height: 2px;
            background: var(--primary);
            transition: width var(--transition);
        }

        .nav-menu a:hover::after,
        .nav-menu a.active::after {
            width: 100%;
        }

        .nav-menu a:hover,
        .nav-menu a.active {
            color: var(--primary);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }

        .nav-search-btn {
            width: 38px;
            height: 38px;
            border: 1px solid var(--border-light);
            background: #fff;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--text-body);
            cursor: pointer;
            transition: all var(--transition);
            font-size: 15px;
        }

        .nav-search-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: #EEF6FD;
        }

        .nav-cta {
            background: var(--primary);
            color: #fff;
            padding: 9px 20px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition);
            display: inline-block;
            line-height: 1.5;
        }

        .nav-cta:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-1px);
        }

        .nav-cta:active {
            transform: translateY(0) scale(0.98);
        }

        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 22px;
            color: var(--text-dark);
            cursor: pointer;
            padding: 4px;
            transition: color var(--transition);
        }

        .hamburger:hover {
            color: var(--primary);
        }

        /* ===== 面包屑区域 ===== */
        .page-header-band {
            background: var(--primary-bg);
            padding: 100px 0 32px;
            border-bottom: 1px solid var(--border-color);
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-light);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--text-light);
            transition: color var(--transition);
        }

        .breadcrumb a:hover {
            color: var(--primary);
        }

        .breadcrumb .separator {
            color: #C4CEDB;
            font-size: 12px;
        }

        .breadcrumb .current {
            color: var(--text-body);
            font-weight: 600;
        }

        .page-h1 {
            font-size: 36px;
            font-weight: 700;
            color: var(--text-dark);
            margin: 0 0 8px;
            letter-spacing: 0.3px;
            line-height: 1.3;
        }

        /* ===== 分类简介 ===== */
        .category-intro {
            padding: 40px 0 48px;
            background: var(--white);
            border-bottom: 1px solid var(--border-color);
        }

        .category-intro .container {
            max-width: 900px;
        }

        .category-intro-text {
            font-size: 16px;
            color: var(--text-body);
            line-height: 1.9;
            margin: 0;
        }

        /* ===== 列表主体 ===== */
        .matches-section {
            padding: 64px 0 72px;
            background: #FAFBFD;
        }

        .section-head-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 28px;
            flex-wrap: wrap;
            gap: 12px;
        }

        .section-title {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-dark);
            margin: 0;
        }

        .result-count {
            font-size: 13px;
            color: var(--text-light);
            background: var(--primary-light);
            padding: 6px 14px;
            border-radius: 20px;
            font-weight: 500;
        }

        .matches-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .match-card {
            background: var(--white);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }

        .match-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            border-color: #E0EAF5;
        }

        .match-card-img {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--primary-bg);
        }

        .match-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.35s ease;
        }

        .match-card:hover .match-card-img img {
            transform: scale(1.04);
        }

        .match-status-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.3px;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            z-index: 2;
        }

        .match-status-tag.live {
            background: var(--accent-red);
            color: #fff;
        }

        .match-status-tag.live::before {
            content: '';
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: #fff;
            animation: pulse 1.2s ease-in-out infinite;
        }

        .match-status-tag.upcoming {
            background: var(--accent-orange);
            color: #fff;
        }

        .match-status-tag.tomorrow {
            background: #5B8DEF;
            color: #fff;
        }

        @keyframes pulse {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.6;
                transform: scale(1.5);
            }
        }

        .match-card-body {
            padding: 18px 20px 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .match-card-league {
            font-size: 12px;
            color: var(--text-light);
            font-weight: 500;
            letter-spacing: 0.5px;
            margin-bottom: 6px;
            text-transform: uppercase;
        }

        .match-card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-dark);
            margin: 0 0 6px;
            line-height: 1.4;
        }

        .match-card-time {
            font-size: 13px;
            color: var(--text-light);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .match-card-time i {
            color: var(--primary);
            font-size: 13px;
        }

        .match-card-actions {
            margin-top: auto;
            display: flex;
            justify-content: flex-end;
        }

        .btn-watch {
            background: var(--primary);
            color: #fff;
            padding: 8px 20px;
            border-radius: var(--radius-sm);
            font-size: 13px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            display: inline-block;
            line-height: 1.5;
        }

        .btn-watch:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-1px);
        }

        .btn-watch:active {
            transform: translateY(0) scale(0.97);
        }

        .btn-more-wrap {
            display: flex;
            justify-content: flex-end;
            margin-top: 32px;
        }

        .btn-more {
            background: #fff;
            color: var(--primary);
            border: 1px solid var(--border-light);
            padding: 11px 32px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
            display: inline-block;
            line-height: 1.5;
        }

        .btn-more:hover {
            background: #EEF6FD;
            border-color: var(--primary);
            color: var(--primary-dark);
            transform: translateY(-1px);
        }

        .btn-more:active {
            transform: translateY(0) scale(0.98);
        }

        /* ===== 频道入口条 ===== */
        .channels-section {
            padding: 56px 0;
            background: var(--primary-bg);
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
        }

        .channels-head {
            text-align: center;
            margin-bottom: 28px;
        }

        .channels-head h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-dark);
            margin: 0 0 8px;
        }

        .channels-head p {
            font-size: 15px;
            color: var(--text-light);
            margin: 0;
        }

        .channel-tags {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .channel-tag {
            background: var(--white);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 14px 32px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark);
            display: inline-flex;
            align-items: center;
            gap: 10px;
            cursor: default;
            transition: all var(--transition);
        }

        .channel-tag:hover {
            border-color: var(--primary);
            background: #EEF6FD;
            transform: translateY(-2px);
            box-shadow: var(--shadow-sm);
        }

        .channel-tag i {
            color: var(--primary);
            font-size: 18px;
        }

        /* ===== 观赛提示 ===== */
        .tips-section {
            padding: 56px 0;
            background: var(--white);
        }

        .tips-head {
            text-align: center;
            margin-bottom: 28px;
        }

        .tips-head h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-dark);
            margin: 0 0 8px;
        }

        .tips-head p {
            font-size: 15px;
            color: var(--text-light);
            margin: 0;
        }

        .tips-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            max-width: 900px;
            margin: 0 auto;
        }

        .tip-card {
            background: #F8FAFD;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            text-align: center;
            transition: all var(--transition);
        }

        .tip-card:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-sm);
            transform: translateY(-2px);
        }

        .tip-icon {
            width: 48px;
            height: 48px;
            background: var(--primary-light);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            color: var(--primary);
            font-size: 20px;
        }

        .tip-card h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-dark);
            margin: 0 0 8px;
        }

        .tip-card p {
            font-size: 14px;
            color: var(--text-body);
            margin: 0;
            line-height: 1.7;
        }

        /* ===== 人气赛事排行 ===== */
        .ranking-section {
            padding: 56px 0;
            background: #FAFBFD;
            border-top: 1px solid var(--border-color);
        }

        .ranking-head {
            text-align: center;
            margin-bottom: 28px;
        }

        .ranking-head h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-dark);
            margin: 0 0 8px;
        }

        .ranking-head p {
            font-size: 15px;
            color: var(--text-light);
            margin: 0;
        }

        .ranking-list {
            max-width: 720px;
            margin: 0 auto;
            background: var(--white);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
        }

        .ranking-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 16px 24px;
            border-bottom: 1px solid var(--border-color);
            transition: background var(--transition);
        }

        .ranking-item:last-child {
            border-bottom: none;
        }

        .ranking-item:hover {
            background: #F8FAFD;
        }

        .ranking-number {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary);
            font-weight: 700;
            font-size: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .ranking-item:nth-child(1) .ranking-number {
            background: var(--accent-orange);
            color: #fff;
        }

        .ranking-item:nth-child(2) .ranking-number {
            background: #C0C8D2;
            color: #fff;
        }

        .ranking-item:nth-child(3) .ranking-number {
            background: #D4A76A;
            color: #fff;
        }

        .ranking-info {
            flex: 1;
            min-width: 0;
        }

        .ranking-name {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 6px;
        }

        .ranking-bar-bg {
            height: 6px;
            background: #EDF2F7;
            border-radius: 3px;
            overflow: hidden;
        }

        .ranking-bar-fill {
            height: 100%;
            background: var(--primary);
            border-radius: 3px;
            transition: width 0.6s ease;
        }

        .ranking-heat {
            font-size: 13px;
            color: var(--text-light);
            font-weight: 500;
            white-space: nowrap;
            flex-shrink: 0;
        }

        /* ===== 订阅CTA ===== */
        .subscribe-section {
            padding: 56px 0;
            background: var(--primary-bg);
            border-top: 1px solid var(--border-color);
        }

        .subscribe-card {
            max-width: 720px;
            margin: 0 auto;
            background: var(--white);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 40px 36px;
            text-align: center;
            box-shadow: var(--shadow-sm);
        }

        .subscribe-icon {
            width: 56px;
            height: 56px;
            background: var(--primary-light);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            color: var(--primary);
            font-size: 24px;
        }

        .subscribe-card h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-dark);
            margin: 0 0 10px;
        }

        .subscribe-card p {
            font-size: 15px;
            color: var(--text-body);
            margin: 0 0 24px;
            line-height: 1.8;
        }

        .subscribe-form {
            display: flex;
            gap: 12px;
            max-width: 480px;
            margin: 0 auto;
            flex-wrap: wrap;
        }

        .subscribe-form input {
            flex: 1;
            min-width: 200px;
            padding: 12px 16px;
            border: 1px solid var(--border-light);
            border-radius: var(--radius-sm);
            font-size: 15px;
            color: var(--text-dark);
            background: #FDFEFE;
            transition: border-color var(--transition), box-shadow var(--transition);
            line-height: 1.5;
            height: auto;
        }

        .subscribe-form input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 2px rgba(46, 125, 209, 0.12);
            outline: none;
        }

        .subscribe-form input::placeholder {
            color: #A0AFBF;
        }

        .btn-subscribe {
            background: var(--primary);
            color: #fff;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
            line-height: 1.5;
        }

        .btn-subscribe:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-1px);
        }

        .btn-subscribe:active {
            transform: translateY(0) scale(0.97);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--footer-bg);
            color: #C6D4E3;
            padding: 56px 0 24px;
            font-size: 14px;
        }

        .site-footer a {
            color: #C6D4E3;
            transition: color var(--transition);
        }

        .site-footer a:hover {
            color: #fff;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 36px;
        }

        .footer-brand {
            padding-right: 16px;
        }

        .footer-logo {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 12px;
        }

        .footer-logo .logo-icon {
            width: 32px;
            height: 32px;
            background: var(--primary);
            border-radius: 8px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
        }

        .footer-brand p {
            color: #A0B4C8;
            font-size: 14px;
            line-height: 1.8;
            margin: 0;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 14px;
            letter-spacing: 0.5px;
        }

        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .footer-col ul li {
            margin-bottom: 8px;
        }

        .footer-col ul li a {
            font-size: 14px;
            color: #A0B4C8;
            transition: color var(--transition);
        }

        .footer-col ul li a:hover {
            color: #fff;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 18px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: #8CA0B5;
        }

        .footer-bottom a {
            color: #A8BDD2;
            transition: color var(--transition);
        }

        .footer-bottom a:hover {
            color: #fff;
        }

        /* ===== 移动端断点 ===== */
        @media screen and (max-width: 1023px) {
            .matches-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .page-h1 {
                font-size: 30px;
            }
        }

        @media screen and (max-width: 767px) {
            .nav-menu {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: flex-start;
                padding: 16px 24px;
                gap: 16px;
                border-bottom: 1px solid var(--border-color);
                box-shadow: 0 10px 30px rgba(30, 64, 105, 0.1);
                z-index: 99;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                font-size: 15px;
                padding: 6px 0;
                width: 100%;
                display: block;
            }
            .hamburger {
                display: inline-flex;
                align-items: center;
                justify-content: center;
                width: 38px;
                height: 38px;
            }
            .nav-cta {
                display: none;
            }
            .page-header-band {
                padding: 88px 0 24px;
            }
            .page-h1 {
                font-size: 26px;
            }
            .matches-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .tips-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .subscribe-card {
                padding: 28px 20px;
            }
            .subscribe-form {
                flex-direction: column;
            }
            .subscribe-form input {
                min-width: 100%;
            }
            .btn-subscribe {
                width: 100%;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-brand {
                padding-right: 0;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .section-head-row {
                flex-direction: column;
                align-items: flex-start;
            }
            .btn-more-wrap {
                justify-content: center;
            }
        }

        @media screen and (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .site-header .container {
                padding: 0 16px;
            }
            .nav-logo {
                font-size: 18px;
            }
            .nav-logo .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 14px;
            }
            .channel-tags {
                gap: 10px;
            }
            .channel-tag {
                padding: 10px 20px;
                font-size: 14px;
            }
            .ranking-item {
                padding: 12px 16px;
                gap: 12px;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #2E7DD1;
            --primary-dark: #1D62A8;
            --primary-light: #E8F1FA;
            --primary-bg: #F3F7FB;
            --accent-orange: #F5A623;
            --accent-red: #E5533C;
            --text-dark: #1A2B3C;
            --text-body: #44566C;
            --text-light: #7A8BA0;
            --border-color: #EDF2F7;
            --border-light: #D9E2EC;
            --white: #FFFFFF;
            --footer-bg: #193B5A;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --shadow-sm: 0 2px 12px rgba(30, 64, 105, 0.06);
            --shadow-md: 0 8px 28px rgba(30, 64, 105, 0.12);
            --transition: 0.2s ease;
            --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-num: "Inter", "Roboto", "SF Pro Display", sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            font-size: 15px;
            line-height: 1.7;
            color: var(--text-body);
            background-color: #FAFBFD;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border: 0;
        }

        a {
            text-decoration: none;
            color: var(--primary);
            transition: color var(--transition);
        }

        a:hover {
            color: var(--primary-dark);
        }

        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
            font-size: 14px;
        }

        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 0;
        }

        h1, h2, h3, h4, h5, h6 {
            margin: 0 0 16px 0;
            color: var(--text-dark);
            font-weight: 700;
            line-height: 1.3;
        }

        h1 {
            font-size: 34px;
        }

        h2 {
            font-size: 26px;
        }

        h3 {
            font-size: 19px;
        }

        p {
            margin: 0 0 16px 0;
        }

        ul {
            margin: 0;
            padding: 0;
            list-style: none;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        section {
            padding: 72px 0;
        }

        .section-light {
            background: #FFFFFF;
        }

        .section-muted {
            background: var(--primary-bg);
        }

        /* ========== 导航 ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.96);
            border-bottom: 1px solid #DDE7F0;
            height: 64px;
            display: flex;
            align-items: center;
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .nav-logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-dark);
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-logo .logo-icon {
            width: 34px;
            height: 34px;
            background: var(--primary);
            border-radius: 8px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            flex-shrink: 0;
        }

        .nav-logo:hover {
            color: var(--text-dark);
        }

        .nav-menu {
            display: flex;
            align-items: center;
            gap: 26px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .nav-menu li {
            position: relative;
        }

        .nav-menu a {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-body);
            padding: 4px 0;
            position: relative;
            white-space: nowrap;
            display: inline-block;
            transition: color var(--transition);
        }

        .nav-menu a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 0;
            height: 2px;
            background: var(--primary);
            transition: width var(--transition);
        }

        .nav-menu a:hover::after,
        .nav-menu a.active::after {
            width: 100%;
        }

        .nav-menu a:hover,
        .nav-menu a.active {
            color: var(--primary);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }

        .nav-search-btn {
            width: 38px;
            height: 38px;
            border: 1px solid var(--border-light);
            background: #fff;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--text-body);
            cursor: pointer;
            transition: all var(--transition);
            font-size: 15px;
        }

        .nav-search-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: #EEF6FD;
        }

        .nav-cta {
            background: var(--primary);
            color: #fff;
            padding: 9px 20px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition);
        }

        .nav-cta:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-1px);
        }

        .nav-cta:active {
            transform: translateY(0) scale(0.98);
        }

        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 22px;
            color: var(--text-dark);
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 4px;
            transition: background var(--transition);
        }

        .hamburger:hover {
            background: var(--primary-bg);
        }

        /* ========== 面包屑 ========== */
        .breadcrumb-wrap {
            padding-top: 100px;
            padding-bottom: 0;
            background: var(--primary-bg);
        }

        .breadcrumb {
            font-size: 13px;
            color: var(--text-light);
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
            padding: 14px 0;
        }

        .breadcrumb a {
            color: var(--text-body);
            transition: color var(--transition);
        }

        .breadcrumb a:hover {
            color: var(--primary);
        }

        .breadcrumb .separator {
            color: var(--text-light);
            font-size: 12px;
        }

        .breadcrumb .current {
            color: var(--primary);
            font-weight: 600;
        }

        /* ========== 分类页头部 ========== */
        .category-header {
            padding: 28px 0 40px 0;
            background: var(--primary-bg);
        }

        .category-header .page-title {
            font-size: 34px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 14px;
        }

        .category-header .category-desc {
            font-size: 16px;
            color: var(--text-body);
            max-width: 800px;
            line-height: 1.8;
            margin-bottom: 0;
        }

        /* ========== 按钮 ========== */
        .btn {
            display: inline-block;
            padding: 11px 24px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            border: none;
            text-align: center;
            transition: all var(--transition);
            line-height: 1.5;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
        }

        .btn-primary:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-sm);
        }

        .btn-primary:active {
            transform: translateY(0) scale(0.98);
            box-shadow: none;
        }

        .btn-secondary {
            background: #fff;
            color: var(--primary);
            border: 1px solid #C9D8E8;
        }

        .btn-secondary:hover {
            background: #EEF6FD;
            color: var(--primary-dark);
            border-color: var(--primary);
        }

        .btn-secondary:active {
            transform: translateY(0) scale(0.98);
        }

        .btn-play {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: var(--radius-sm);
            font-size: 13px;
            font-weight: 600;
            cursor: pointer;
            background: var(--primary);
            color: #fff;
            border: none;
            transition: all var(--transition);
        }

        .btn-play:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-1px);
        }

        .btn-play:active {
            transform: translateY(0) scale(0.98);
        }

        .btn-outline-tag {
            display: inline-block;
            padding: 8px 18px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            cursor: pointer;
            background: #fff;
            color: var(--text-body);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
        }

        .btn-outline-tag:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: #EEF6FD;
        }

        /* ========== 回放卡片网格 ========== */
        .replay-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-bottom: 36px;
        }

        .replay-card {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }

        .replay-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .replay-card .card-img-wrap {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--primary-light);
        }

        .replay-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition);
        }

        .replay-card:hover .card-img-wrap img {
            transform: scale(1.03);
        }

        .replay-card .play-overlay {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 48px;
            height: 48px;
            background: rgba(0, 0, 0, 0.6);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 20px;
            transition: all var(--transition);
            pointer-events: none;
        }

        .replay-card:hover .play-overlay {
            background: rgba(46, 125, 209, 0.85);
            transform: translate(-50%, -50%) scale(1.08);
        }

        .replay-card .duration-badge {
            position: absolute;
            bottom: 10px;
            right: 10px;
            background: rgba(0, 0, 0, 0.7);
            color: #fff;
            font-size: 12px;
            padding: 3px 10px;
            border-radius: 4px;
            font-family: var(--font-num);
            letter-spacing: 0.3px;
        }

        .replay-card .card-body {
            padding: 20px 22px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .replay-card .card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .replay-card .card-meta {
            font-size: 13px;
            color: var(--text-light);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .replay-card .card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .replay-card .card-meta i {
            font-size: 12px;
            color: var(--text-light);
        }

        .replay-card .card-footer {
            margin-top: auto;
            display: flex;
            justify-content: flex-end;
        }

        /* ========== 查看更多按钮 ========== */
        .load-more-wrap {
            text-align: center;
            margin-top: 10px;
        }

        /* ========== 分类标签条 ========== */
        .tag-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: center;
            align-items: center;
            padding: 8px 0;
        }

        .tag-bar .tag-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-dark);
            margin-right: 6px;
        }

        /* ========== 质量说明卡片 ========== */
        .quality-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .quality-card {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }

        .quality-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .quality-card .quality-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--primary-light);
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            margin-bottom: 16px;
        }

        .quality-card h3 {
            font-size: 17px;
            margin-bottom: 8px;
        }

        .quality-card p {
            font-size: 14px;
            color: var(--text-light);
            margin-bottom: 0;
            line-height: 1.6;
        }

        /* ========== 热门排行横图卡 ========== */
        .ranking-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }

        .ranking-card {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }

        .ranking-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .ranking-card .rank-img-wrap {
            position: relative;
            aspect-ratio: 21 / 9;
            overflow: hidden;
            background: var(--primary-light);
        }

        .ranking-card .rank-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition);
        }

        .ranking-card:hover .rank-img-wrap img {
            transform: scale(1.03);
        }

        .ranking-card .rank-number {
            position: absolute;
            top: 12px;
            left: 12px;
            width: 32px;
            height: 32px;
            background: var(--accent-orange);
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-num);
        }

        .ranking-card .rank-body {
            padding: 16px 18px;
        }

        .ranking-card .rank-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 6px;
            line-height: 1.4;
        }

        .ranking-card .rank-meta {
            font-size: 13px;
            color: var(--text-light);
            margin-bottom: 0;
        }

        /* ========== CTA区 ========== */
        .cta-wrap {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }

        .cta-wrap .cta-info {
            flex: 1;
            min-width: 260px;
        }

        .cta-wrap .cta-info h2 {
            color: #fff;
            font-size: 24px;
            margin-bottom: 10px;
        }

        .cta-wrap .cta-info p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 15px;
            margin-bottom: 0;
        }

        .cta-wrap .cta-form {
            display: flex;
            gap: 10px;
            flex: 1;
            min-width: 260px;
            max-width: 420px;
        }

        .cta-wrap .cta-form input {
            flex: 1;
            padding: 12px 16px;
            border: 1px solid rgba(255, 255, 255, 0.35);
            border-radius: var(--radius-sm);
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            font-size: 14px;
            min-width: 0;
        }

        .cta-wrap .cta-form input::placeholder {
            color: rgba(255, 255, 255, 0.6);
        }

        .cta-wrap .cta-form input:focus {
            outline: none;
            border-color: #fff;
            background: rgba(255, 255, 255, 0.18);
        }

        .cta-wrap .btn-cta-submit {
            background: #fff;
            color: var(--primary-dark);
            padding: 12px 24px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 700;
            border: none;
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition);
        }

        .cta-wrap .btn-cta-submit:hover {
            background: var(--primary-light);
            transform: translateY(-1px);
        }

        .cta-wrap .btn-cta-submit:active {
            transform: translateY(0) scale(0.98);
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--footer-bg);
            color: rgba(255, 255, 255, 0.8);
            padding: 64px 0 0 0;
            margin-top: 0;
        }

        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
        }

        .site-footer .footer-brand .footer-logo {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 14px;
        }

        .site-footer .footer-logo .logo-icon {
            width: 32px;
            height: 32px;
            background: var(--primary);
            border-radius: 8px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
        }

        .site-footer .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.68);
            margin-bottom: 0;
        }

        .site-footer .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }

        .site-footer .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .site-footer .footer-col li {
            margin-bottom: 10px;
        }

        .site-footer .footer-col a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.68);
            transition: all var(--transition);
        }

        .site-footer .footer-col a:hover {
            color: #fff;
        }

        .site-footer .footer-bottom {
            padding: 20px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
        }

        .site-footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.7);
            transition: color var(--transition);
        }

        .site-footer .footer-bottom a:hover {
            color: #fff;
        }

        /* ========== 响应式 ========== */
        @media screen and (max-width: 1023px) {
            section {
                padding: 56px 0;
            }

            .replay-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }

            .quality-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

            .ranking-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }

            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }

            .nav-menu {
                gap: 18px;
            }
        }

        @media screen and (max-width: 639px) {
            section {
                padding: 44px 0;
            }

            .container {
                padding: 0 16px;
            }

            h1 {
                font-size: 26px;
            }

            h2 {
                font-size: 22px;
            }

            .site-header {
                height: 56px;
            }

            .site-header .container {
                padding: 0 16px;
            }

            .hamburger {
                display: inline-block;
            }

            .nav-menu {
                position: fixed;
                top: 56px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                gap: 0;
                padding: 12px 0;
                border-bottom: 1px solid var(--border-color);
                box-shadow: var(--shadow-md);
                display: none;
                z-index: 99;
            }

            .nav-menu.show {
                display: flex;
            }

            .nav-menu li {
                width: 100%;
                text-align: center;
            }

            .nav-menu a {
                display: block;
                padding: 12px 20px;
                font-size: 15px;
            }

            .nav-menu a::after {
                display: none;
            }

            .nav-menu a:hover,
            .nav-menu a.active {
                background: var(--primary-light);
            }

            .nav-cta {
                display: none;
            }

            .nav-search-btn {
                width: 34px;
                height: 34px;
                font-size: 13px;
            }

            .breadcrumb-wrap {
                padding-top: 76px;
            }

            .category-header {
                padding: 20px 0 28px 0;
            }

            .category-header .page-title {
                font-size: 24px;
                margin-bottom: 10px;
            }

            .category-header .category-desc {
                font-size: 14px;
            }

            .replay-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .replay-card .card-body {
                padding: 16px 16px 18px;
            }

            .replay-card .card-title {
                font-size: 15px;
            }

            .quality-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }

            .quality-card {
                padding: 20px 16px;
            }

            .ranking-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .cta-wrap {
                padding: 28px 20px;
                flex-direction: column;
                text-align: center;
            }

            .cta-wrap .cta-form {
                flex-direction: column;
                width: 100%;
                max-width: 100%;
            }

            .site-footer {
                padding: 44px 0 0 0;
            }

            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 22px;
                padding-bottom: 28px;
            }

            .site-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }

            .tag-bar {
                gap: 8px;
            }

            .btn-outline-tag {
                padding: 6px 14px;
                font-size: 12px;
            }
        }

        @media screen and (max-width: 1023px) and (min-width: 640px) {
            .replay-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .ranking-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .quality-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 12px;
            }

            .quality-card {
                padding: 20px 14px;
            }
        }

/* roulang page: category2 */
:root {
            --primary: #2E7DD1;
            --primary-dark: #1D62A8;
            --primary-light: #E8F1FA;
            --primary-bg: #F3F7FB;
            --accent-orange: #F5A623;
            --accent-red: #E5533C;
            --text-dark: #1A2B3C;
            --text-body: #44566C;
            --text-light: #7A8BA0;
            --border-color: #EDF2F7;
            --border-light: #D9E2EC;
            --white: #FFFFFF;
            --footer-bg: #193B5A;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --shadow-sm: 0 2px 12px rgba(30, 64, 105, 0.06);
            --shadow-md: 0 8px 28px rgba(30, 64, 105, 0.12);
            --transition: 0.2s ease;
            --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-num: "Inter", "Roboto", "SF Pro Display", sans-serif;
        }

        html { scroll-behavior: smooth; }

        body {
            font-family: var(--font-sans);
            font-size: 15px;
            line-height: 1.7;
            color: var(--text-body);
            background-color: #FAFBFD;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }

        img { max-width: 100%; height: auto; display: block; }

        a { text-decoration: none; color: var(--primary); transition: color var(--transition); }
        a:hover { color: var(--primary-dark); }

        button, input, select, textarea { font-family: var(--font-sans); }

        button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 0;
        }

        .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

        /* ========== 导航 ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.96);
            border-bottom: 1px solid #DDE7F0;
            height: 64px;
            display: flex;
            align-items: center;
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .nav-logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-dark);
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }
        .nav-logo .logo-icon {
            width: 34px;
            height: 34px;
            background: var(--primary);
            border-radius: 8px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            flex-shrink: 0;
        }
        .nav-logo:hover { color: var(--text-dark); }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 24px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-menu li { position: relative; }
        .nav-menu a {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-body);
            padding: 4px 0;
            position: relative;
            white-space: nowrap;
            display: inline-block;
        }
        .nav-menu a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 0;
            height: 2px;
            background: var(--primary);
            transition: width var(--transition);
        }
        .nav-menu a:hover::after,
        .nav-menu a.active::after { width: 100%; }
        .nav-menu a:hover,
        .nav-menu a.active { color: var(--primary); }
        .nav-actions { display: flex; align-items: center; gap: 14px; }
        .nav-search-btn {
            width: 38px;
            height: 38px;
            border: 1px solid var(--border-light);
            background: #fff;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--text-body);
            cursor: pointer;
            transition: all var(--transition);
            font-size: 15px;
            flex-shrink: 0;
        }
        .nav-search-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: #EEF6FD;
        }
        .nav-cta {
            background: var(--primary);
            color: #fff;
            padding: 9px 20px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition);
            display: inline-block;
            line-height: 1.4;
        }
        .nav-cta:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-1px);
        }
        .nav-cta:active { transform: translateY(0) scale(0.98); }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 22px;
            color: var(--text-dark);
            cursor: pointer;
            padding: 4px;
            flex-shrink: 0;
        }

        /* ========== 面包屑 ========== */
        .breadcrumb-section {
            padding-top: 96px;
            padding-bottom: 12px;
            background: var(--primary-bg);
        }
        .breadcrumb { list-style: none; margin: 0; padding: 0; display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--text-light); flex-wrap: wrap; }
        .breadcrumb li { display: flex; align-items: center; gap: 8px; }
        .breadcrumb li:not(:last-child)::after { content: '›'; color: var(--text-light); font-size: 16px; }
        .breadcrumb a { color: var(--text-light); }
        .breadcrumb a:hover { color: var(--primary); }
        .breadcrumb .current { color: var(--primary); font-weight: 500; }

        /* ========== 分类标题 ========== */
        .category-header { padding: 24px 0 32px; background: var(--primary-bg); }
        .category-header h1 {
            font-size: 34px;
            font-weight: 700;
            color: var(--text-dark);
            margin: 0 0 8px;
            line-height: 1.3;
        }
        .category-header .subtitle {
            font-size: 16px;
            color: var(--text-light);
            margin: 0;
            max-width: 720px;
        }

        /* ========== 简介区块 ========== */
        .intro-section {
            padding: 48px 0 56px;
            background: #FAFBFD;
        }
        .intro-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
        }
        .intro-text p {
            font-size: 15px;
            line-height: 1.85;
            color: var(--text-body);
            margin: 0 0 16px;
        }
        .intro-text p:last-child { margin-bottom: 0; }
        .intro-image {
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }
        .intro-image img {
            width: 100%;
            height: 280px;
            object-fit: cover;
            border-radius: var(--radius-md);
        }

        /* ========== 比分数据卡片列表 ========== */
        .score-list-section {
            padding: 56px 0 64px;
            background: var(--primary-bg);
        }
        .section-heading {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 28px;
            flex-wrap: wrap;
            gap: 12px;
        }
        .section-heading h2 {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-dark);
            margin: 0;
        }
        .result-count {
            font-size: 14px;
            color: var(--text-light);
            background: #fff;
            padding: 6px 14px;
            border-radius: 20px;
            border: 1px solid var(--border-color);
        }
        .score-cards-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }
        .score-card {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 22px 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .score-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            border-color: #D3E3F3;
        }
        .score-card-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
        }
        .league-tag {
            font-size: 12px;
            font-weight: 600;
            color: var(--primary);
            background: var(--primary-light);
            padding: 4px 12px;
            border-radius: 20px;
            white-space: nowrap;
        }
        .live-tag {
            font-size: 12px;
            font-weight: 600;
            color: #fff;
            background: var(--accent-red);
            padding: 4px 12px;
            border-radius: 20px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            white-space: nowrap;
        }
        .live-tag .dot {
            width: 6px;
            height: 6px;
            background: #fff;
            border-radius: 50%;
            animation: pulse 1.2s infinite;
        }
        .finished-tag {
            font-size: 12px;
            font-weight: 600;
            color: var(--text-light);
            background: #F0F3F7;
            padding: 4px 12px;
            border-radius: 20px;
            white-space: nowrap;
        }
        @keyframes pulse {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.35; }
        }
        .score-match {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }
        .team {
            flex: 1;
            text-align: center;
        }
        .team-name {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 4px;
            line-height: 1.4;
        }
        .team-name small {
            font-weight: 400;
            color: var(--text-light);
            font-size: 12px;
            display: block;
        }
        .score-center {
            flex-shrink: 0;
            text-align: center;
        }
        .score-number {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-dark);
            font-family: var(--font-num);
            letter-spacing: 1px;
            line-height: 1;
        }
        .score-number.live { color: var(--accent-red); }
        .score-time {
            font-size: 12px;
            color: var(--text-light);
            margin-top: 4px;
        }
        .score-events {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            padding-top: 12px;
            border-top: 1px solid var(--border-color);
        }
        .event-item {
            font-size: 12px;
            color: var(--text-body);
            background: #F7FAFD;
            padding: 3px 10px;
            border-radius: 6px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .event-item i { color: var(--accent-orange); font-size: 11px; }
        .event-item .minute { color: var(--text-light); font-weight: 500; }

        .view-more-wrap {
            text-align: center;
            margin-top: 32px;
        }
        .btn-secondary {
            background: #fff;
            border: 1px solid #C9D8E8;
            color: var(--primary);
            padding: 11px 28px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
            display: inline-block;
        }
        .btn-secondary:hover {
            background: #EEF6FD;
            border-color: var(--primary);
            color: var(--primary-dark);
            transform: translateY(-1px);
        }
        .btn-secondary:active { transform: translateY(0) scale(0.98); }

        /* ========== 数据说明条 ========== */
        .data-note-section {
            padding: 48px 0;
            background: #FAFBFD;
        }
        .data-note-bar {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 22px 28px;
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
            box-shadow: var(--shadow-sm);
        }
        .data-note-icon {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary-light);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 20px;
            flex-shrink: 0;
        }
        .data-note-content {
            flex: 1;
            min-width: 260px;
        }
        .data-note-content h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark);
            margin: 0 0 4px;
        }
        .data-note-content p {
            margin: 0;
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.6;
        }

        /* ========== 联赛选择器 ========== */
        .league-selector-section {
            padding: 48px 0;
            background: #FAFBFD;
        }
        .league-selector {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            justify-content: flex-start;
        }
        .league-chip {
            padding: 9px 22px;
            border-radius: 24px;
            border: 1px solid var(--border-light);
            background: #fff;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-body);
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .league-chip:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: #EEF6FD;
            transform: translateY(-1px);
        }
        .league-chip.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .league-chip:active { transform: translateY(0) scale(0.98); }

        /* ========== 数据准确度提示 ========== */
        .accuracy-section {
            padding: 48px 0;
            background: var(--primary-bg);
        }
        .accuracy-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .accuracy-item {
            background: #fff;
            border-radius: var(--radius-md);
            padding: 24px 20px;
            text-align: center;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .accuracy-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .accuracy-item i {
            font-size: 28px;
            color: var(--primary);
            margin-bottom: 12px;
            display: block;
        }
        .accuracy-item h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-dark);
            margin: 0 0 6px;
        }
        .accuracy-item p {
            font-size: 13px;
            color: var(--text-light);
            margin: 0;
            line-height: 1.6;
        }

        /* ========== 底部帮助卡 ========== */
        .help-card-section {
            padding: 48px 0 72px;
            background: #FAFBFD;
        }
        .help-card {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0;
        }
        .help-card-left {
            padding: 32px 36px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .help-card-left h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-dark);
            margin: 0 0 10px;
        }
        .help-card-left p {
            font-size: 14px;
            color: var(--text-light);
            margin: 0 0 20px;
            line-height: 1.7;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            padding: 11px 26px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            display: inline-block;
            width: fit-content;
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-1px);
        }
        .btn-primary:active { transform: translateY(0) scale(0.98); }
        .help-card-right {
            min-height: 220px;
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .help-card-right img {
            width: 100%;
            height: 100%;
            min-height: 220px;
            object-fit: cover;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--footer-bg);
            color: rgba(255, 255, 255, 0.85);
            padding: 48px 0 20px;
            margin-top: 0;
        }
        .site-footer .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }
        .footer-logo {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-logo .logo-icon {
            width: 30px;
            height: 30px;
            background: var(--primary);
            border-radius: 6px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 15px;
            flex-shrink: 0;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.7);
            margin: 0;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin: 0 0 14px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li { margin-bottom: 8px; }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 14px;
            transition: color var(--transition);
        }
        .footer-col ul li a:hover { color: #fff; }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.15);
            padding-top: 18px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-bottom a {
            color: #B3D4F0;
            font-size: 13px;
            transition: color var(--transition);
        }
        .footer-bottom a:hover { color: #fff; }

        /* ========== 响应式 ========== */
        @media screen and (max-width: 1023px) {
            .nav-menu { gap: 16px; }
            .nav-menu a { font-size: 13px; }
            .intro-grid { grid-template-columns: 1fr; gap: 24px; }
            .intro-image img { height: 220px; }
            .score-cards-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
            .accuracy-grid { grid-template-columns: repeat(3, 1fr); }
            .help-card { grid-template-columns: 1fr 1fr; }
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
        }

        @media screen and (max-width: 767px) {
            .site-header { height: 60px; }
            .nav-menu {
                display: none;
                position: absolute;
                top: 60px;
                left: 0;
                right: 0;
                background: #fff;
                border-bottom: 1px solid var(--border-color);
                flex-direction: column;
                gap: 0;
                padding: 12px 24px;
                box-shadow: 0 8px 24px rgba(0,0,0,0.08);
                z-index: 99;
            }
            .nav-menu.open { display: flex; }
            .nav-menu li { width: 100%; }
            .nav-menu a {
                display: block;
                padding: 10px 0;
                font-size: 15px;
            }
            .nav-menu a::after { display: none; }
            .hamburger { display: inline-flex; }
            .nav-cta { display: none; }
            .nav-search-btn { width: 34px; height: 34px; font-size: 13px; }
            .breadcrumb-section { padding-top: 80px; }
            .category-header h1 { font-size: 26px; }
            .score-cards-grid { grid-template-columns: 1fr; }
            .score-card { padding: 18px 16px; }
            .score-number { font-size: 24px; }
            .team-name { font-size: 14px; }
            .data-note-bar { padding: 18px 20px; }
            .accuracy-grid { grid-template-columns: 1fr; gap: 14px; }
            .help-card { grid-template-columns: 1fr; }
            .help-card-left { padding: 24px 20px; }
            .help-card-right img { min-height: 180px; height: 180px; }
            .footer-grid { grid-template-columns: 1fr; gap: 20px; }
            .footer-bottom { flex-direction: column; align-items: flex-start; }
            .league-selector { gap: 8px; }
            .league-chip { padding: 7px 16px; font-size: 13px; }
            .intro-section { padding: 32px 0 40px; }
            .score-list-section { padding: 40px 0 48px; }
            .data-note-section, .league-selector-section, .accuracy-section, .help-card-section { padding: 32px 0; }
        }

        @media screen and (max-width: 519px) {
            .container { padding: 0 16px; }
            .site-header .container { padding: 0 16px; }
            .score-cards-grid { gap: 12px; }
            .category-header h1 { font-size: 22px; }
            .section-heading h2 { font-size: 21px; }
            .score-match { gap: 8px; }
            .score-number { font-size: 20px; }
            .nav-logo { font-size: 19px; }
            .nav-logo .logo-icon { width: 28px; height: 28px; font-size: 14px; }
        }

/* roulang page: category4 */
:root {
            --primary: #2E7DD1;
            --primary-dark: #1D62A8;
            --primary-light: #E8F1FA;
            --primary-bg: #F3F7FB;
            --accent-orange: #F5A623;
            --accent-red: #E5533C;
            --text-dark: #1A2B3C;
            --text-body: #44566C;
            --text-light: #7A8BA0;
            --border-color: #EDF2F7;
            --border-light: #D9E2EC;
            --white: #FFFFFF;
            --footer-bg: #193B5A;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --shadow-sm: 0 2px 12px rgba(30, 64, 105, 0.06);
            --shadow-md: 0 8px 28px rgba(30, 64, 105, 0.12);
            --transition: 0.2s ease;
            --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-num: "Inter", "Roboto", "SF Pro Display", sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            font-size: 15px;
            line-height: 1.7;
            color: var(--text-body);
            background-color: #FAFBFD;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: var(--primary);
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 0;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        /* 导航 */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.96);
            border-bottom: 1px solid #DDE7F0;
            height: 64px;
            display: flex;
            align-items: center;
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .nav-logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-dark);
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-logo .logo-icon {
            width: 34px;
            height: 34px;
            background: var(--primary);
            border-radius: 8px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
        }
        .nav-logo:hover {
            color: var(--text-dark);
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 28px;
            list-style: none;
            margin: 0;
        }
        .nav-menu li {
            position: relative;
        }
        .nav-menu a {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-body);
            padding: 4px 0;
            position: relative;
            white-space: nowrap;
            display: inline-block;
        }
        .nav-menu a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 0;
            height: 2px;
            background: var(--primary);
            transition: width var(--transition);
        }
        .nav-menu a:hover::after,
        .nav-menu a.active::after {
            width: 100%;
        }
        .nav-menu a:hover,
        .nav-menu a.active {
            color: var(--primary);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .nav-search-btn {
            width: 38px;
            height: 38px;
            border: 1px solid var(--border-light);
            background: #fff;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--text-body);
            cursor: pointer;
            transition: all var(--transition);
            font-size: 15px;
        }
        .nav-search-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: #EEF6FD;
        }
        .nav-cta {
            background: var(--primary);
            color: #fff;
            padding: 9px 20px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition);
        }
        .nav-cta:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-1px);
        }
        .nav-cta:active {
            transform: translateY(0) scale(0.98);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 22px;
            color: var(--text-dark);
            cursor: pointer;
            padding: 4px;
        }
        /* 面包屑 */
        .breadcrumb-section {
            background: var(--primary-light);
            padding: 34px 0 30px;
            margin-top: 64px;
            border-bottom: 1px solid var(--border-color);
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: var(--text-light);
            margin-bottom: 10px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--text-body);
            transition: color var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb .separator {
            color: #B8C7D9;
            font-size: 12px;
        }
        .breadcrumb .current {
            color: var(--primary);
            font-weight: 500;
        }
        .page-title {
            font-size: 34px;
            font-weight: 700;
            color: var(--text-dark);
            margin: 0;
            letter-spacing: 0.3px;
        }
        /* 主内容通用 */
        main {
            min-height: 60vh;
        }
        .content-section {
            padding: 72px 0;
        }
        .content-section.alt-bg {
            background: var(--primary-bg);
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            background: var(--primary-light);
            padding: 4px 14px;
            border-radius: 20px;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }
        .section-title {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-dark);
            margin: 0 0 16px;
            letter-spacing: 0.3px;
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-body);
            max-width: 720px;
            margin: 0 0 36px;
            line-height: 1.8;
        }
        /* 分类简介 */
        .intro-box {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 28px 32px;
            box-shadow: var(--shadow-sm);
        }
        .intro-box p {
            margin: 0;
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-body);
        }
        /* 指南卡片列表 */
        .guide-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .guide-card {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .guide-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .guide-card-img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            background: var(--primary-light);
        }
        .guide-card-body {
            padding: 20px 22px 22px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .guide-card-date {
            font-size: 13px;
            color: var(--text-light);
            margin-bottom: 8px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .guide-card-date i {
            font-size: 12px;
        }
        .guide-card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-dark);
            margin: 0 0 10px;
            line-height: 1.5;
        }
        .guide-card-excerpt {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.7;
            margin: 0 0 16px;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .guide-card-btn {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary);
            border: 1px solid #C9D8E8;
            border-radius: var(--radius-sm);
            padding: 8px 18px;
            font-size: 13px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
            text-align: center;
            align-self: flex-start;
        }
        .guide-card-btn:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .guide-card-btn:active {
            transform: scale(0.97);
        }
        .view-more-wrap {
            text-align: center;
            margin-top: 36px;
        }
        .btn-secondary {
            display: inline-block;
            background: #fff;
            color: var(--primary);
            border: 1px solid #C9D8E8;
            border-radius: var(--radius-sm);
            padding: 11px 28px;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
        }
        .btn-secondary:hover {
            background: #EEF6FD;
            color: var(--primary-dark);
            border-color: var(--primary);
        }
        .btn-secondary:active {
            transform: scale(0.97);
        }
        /* 设备适配 */
        .device-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .device-item {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 28px 20px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .device-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            border-color: #C9D8E8;
        }
        .device-item i {
            font-size: 32px;
            color: var(--primary);
            margin-bottom: 12px;
            display: block;
        }
        .device-item h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-dark);
            margin: 0 0 8px;
        }
        .device-item p {
            font-size: 13px;
            color: var(--text-light);
            margin: 0;
            line-height: 1.6;
        }
        /* 常见观看问题 */
        .question-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .question-item {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            box-shadow: var(--shadow-sm);
            display: flex;
            align-items: flex-start;
            gap: 14px;
            transition: all var(--transition);
        }
        .question-item:hover {
            box-shadow: var(--shadow-md);
            border-color: #C9D8E8;
        }
        .question-icon {
            width: 36px;
            height: 36px;
            background: var(--primary-light);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 16px;
            flex-shrink: 0;
        }
        .question-content h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-dark);
            margin: 0 0 6px;
        }
        .question-content p {
            font-size: 14px;
            color: var(--text-body);
            margin: 0;
            line-height: 1.7;
        }
        /* 观看技巧 */
        .tips-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .tip-card {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 26px 22px;
            box-shadow: var(--shadow-sm);
            text-align: center;
            transition: all var(--transition);
        }
        .tip-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .tip-card i {
            font-size: 28px;
            color: var(--accent-orange);
            margin-bottom: 12px;
        }
        .tip-card h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-dark);
            margin: 0 0 8px;
        }
        .tip-card p {
            font-size: 14px;
            color: var(--text-body);
            margin: 0;
            line-height: 1.7;
        }
        /* 帮助中心 CTA */
        .help-cta-box {
            background: var(--footer-bg);
            border-radius: var(--radius-lg);
            padding: 44px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            color: #fff;
        }
        .help-cta-left h2 {
            font-size: 24px;
            font-weight: 700;
            margin: 0 0 8px;
            color: #fff;
        }
        .help-cta-left p {
            font-size: 15px;
            margin: 0;
            color: rgba(255, 255, 255, 0.82);
            line-height: 1.7;
        }
        .help-cta-btn {
            display: inline-block;
            background: var(--accent-orange);
            color: #fff;
            border: none;
            border-radius: var(--radius-sm);
            padding: 13px 28px;
            font-size: 15px;
            font-weight: 700;
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .help-cta-btn:hover {
            background: #E0941A;
            color: #fff;
            transform: translateY(-1px);
        }
        .help-cta-btn:active {
            transform: translateY(0) scale(0.98);
        }
        /* 页脚 */
        .site-footer {
            background: var(--footer-bg);
            color: rgba(255, 255, 255, 0.85);
            padding: 56px 0 28px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 40px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            margin: 14px 0 0;
            color: rgba(255, 255, 255, 0.72);
            max-width: 300px;
        }
        .footer-logo {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-logo .logo-icon {
            width: 30px;
            height: 30px;
            background: var(--primary);
            border-radius: 7px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 15px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 14px;
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul li a {
            color: rgba(255, 255, 255, 0.72);
            font-size: 14px;
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.18);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.72);
            transition: color var(--transition);
        }
        .footer-bottom a:hover {
            color: #fff;
        }
        /* 响应式 */
        @media (max-width: 1024px) {
            .guide-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .device-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }
        @media (max-width: 768px) {
            .nav-menu {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                gap: 0;
                padding: 12px 24px;
                border-bottom: 1px solid var(--border-light);
                box-shadow: var(--shadow-md);
                z-index: 99;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu li {
                width: 100%;
                padding: 10px 0;
                border-bottom: 1px solid var(--border-color);
            }
            .nav-menu li:last-child {
                border-bottom: none;
            }
            .nav-menu a {
                display: block;
                width: 100%;
                font-size: 15px;
            }
            .nav-menu a::after {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .nav-cta {
                display: none;
            }
            .content-section {
                padding: 48px 0;
            }
            .page-title {
                font-size: 26px;
            }
            .section-title {
                font-size: 22px;
            }
            .tip-card-grid,
            .tips-grid {
                grid-template-columns: 1fr;
            }
            .help-cta-box {
                flex-direction: column;
                text-align: center;
                padding: 32px 24px;
            }
            .help-cta-btn {
                width: 100%;
                justify-content: center;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .guide-grid {
                grid-template-columns: 1fr;
            }
            .device-grid {
                grid-template-columns: 1fr;
            }
            .question-item {
                padding: 16px 18px;
            }
        }
        @media (max-width: 520px) {
            .page-title {
                font-size: 22px;
            }
            .section-title {
                font-size: 19px;
            }
            .guide-card-body {
                padding: 16px 18px 18px;
            }
            .content-section {
                padding: 40px 0;
            }
            .intro-box {
                padding: 20px 18px;
            }
            .breadcrumb-section {
                padding: 24px 0 20px;
            }
            .nav-logo {
                font-size: 18px;
            }
            .nav-logo .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 14px;
            }
        }

/* roulang page: category5 */
:root {
        --primary: #2E7DD1;
        --primary-dark: #1D62A8;
        --primary-light: #E8F1FA;
        --primary-bg: #F3F7FB;
        --accent-orange: #F5A623;
        --accent-red: #E5533C;
        --text-dark: #1A2B3C;
        --text-body: #44566C;
        --text-light: #7A8BA0;
        --border-color: #EDF2F7;
        --border-light: #D9E2EC;
        --white: #FFFFFF;
        --footer-bg: #193B5A;
        --radius-sm: 8px;
        --radius-md: 12px;
        --radius-lg: 18px;
        --shadow-sm: 0 2px 12px rgba(30, 64, 105, 0.06);
        --shadow-md: 0 8px 28px rgba(30, 64, 105, 0.12);
        --transition: 0.2s ease;
        --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        --font-num: "Inter", "Roboto", "SF Pro Display", sans-serif;
    }

    html {
        scroll-behavior: smooth;
    }

    body {
        font-family: var(--font-sans);
        font-size: 15px;
        line-height: 1.7;
        color: var(--text-body);
        background-color: #FAFBFD;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
        padding-top: 64px;
    }

    img {
        max-width: 100%;
        height: auto;
        display: block;
    }

    a {
        text-decoration: none;
        color: var(--primary);
        transition: color var(--transition);
    }

    a:hover {
        color: var(--primary-dark);
    }

    button,
    input,
    select,
    textarea {
        font-family: var(--font-sans);
    }

    button:focus-visible,
    a:focus-visible,
    input:focus-visible,
    select:focus-visible,
    textarea:focus-visible {
        outline: 2px solid var(--primary);
        outline-offset: 0;
    }

    .container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 24px;
    }

    /* ===== 导航 ===== */
    .site-header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 100;
        background: rgba(255, 255, 255, 0.96);
        border-bottom: 1px solid #DDE7F0;
        height: 64px;
        display: flex;
        align-items: center;
        backdrop-filter: blur(6px);
        -webkit-backdrop-filter: blur(6px);
    }

    .site-header .container {
        display: flex;
        align-items: center;
        justify-content: space-between;
        width: 100%;
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 24px;
    }

    .nav-logo {
        font-size: 22px;
        font-weight: 700;
        color: var(--text-dark);
        letter-spacing: 0.5px;
        display: flex;
        align-items: center;
        gap: 8px;
        white-space: nowrap;
    }

    .nav-logo .logo-icon {
        width: 34px;
        height: 34px;
        background: var(--primary);
        border-radius: 8px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        font-size: 18px;
        flex-shrink: 0;
    }

    .nav-logo:hover {
        color: var(--text-dark);
    }

    .nav-menu {
        display: flex;
        align-items: center;
        gap: 28px;
        list-style: none;
        margin: 0;
        padding: 0;
    }

    .nav-menu li {
        position: relative;
    }

    .nav-menu a {
        font-size: 14px;
        font-weight: 500;
        color: var(--text-body);
        padding: 4px 0;
        position: relative;
        white-space: nowrap;
        display: inline-block;
    }

    .nav-menu a::after {
        content: '';
        position: absolute;
        left: 0;
        bottom: -2px;
        width: 0;
        height: 2px;
        background: var(--primary);
        transition: width var(--transition);
    }

    .nav-menu a:hover::after,
    .nav-menu a.active::after {
        width: 100%;
    }

    .nav-menu a:hover,
    .nav-menu a.active {
        color: var(--primary);
    }

    .nav-actions {
        display: flex;
        align-items: center;
        gap: 14px;
        flex-shrink: 0;
    }

    .nav-search-btn {
        width: 38px;
        height: 38px;
        border: 1px solid var(--border-light);
        background: #fff;
        border-radius: 50%;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        color: var(--text-body);
        cursor: pointer;
        transition: all var(--transition);
        font-size: 15px;
    }

    .nav-search-btn:hover {
        border-color: var(--primary);
        color: var(--primary);
        background: #EEF6FD;
    }

    .nav-cta {
        background: var(--primary);
        color: #fff;
        padding: 9px 20px;
        border-radius: var(--radius-sm);
        font-size: 14px;
        font-weight: 600;
        border: none;
        cursor: pointer;
        white-space: nowrap;
        transition: all var(--transition);
    }

    .nav-cta:hover {
        background: var(--primary-dark);
        color: #fff;
        transform: translateY(-1px);
    }

    .nav-cta:active {
        transform: translateY(0) scale(0.98);
    }

    .hamburger {
        display: none;
        background: none;
        border: none;
        font-size: 22px;
        color: var(--text-dark);
        cursor: pointer;
        padding: 4px;
    }

    /* ===== 面包屑 ===== */
    .breadcrumb-section {
        background: var(--primary-bg);
        border-bottom: 1px solid var(--border-color);
        padding: 36px 0 28px;
        margin-bottom: 0;
    }

    .breadcrumb-nav {
        font-size: 13px;
        color: var(--text-light);
        margin-bottom: 12px;
        display: flex;
        align-items: center;
        gap: 8px;
    }

    .breadcrumb-nav a {
        color: var(--text-light);
        transition: color var(--transition);
    }

    .breadcrumb-nav a:hover {
        color: var(--primary);
    }

    .breadcrumb-nav .fa-chevron-right {
        font-size: 10px;
        color: #B8C7D8;
    }

    .breadcrumb-nav .current-page {
        color: var(--text-body);
        font-weight: 500;
    }

    .breadcrumb-section h1 {
        font-size: 36px;
        font-weight: 700;
        color: var(--text-dark);
        margin: 0;
        letter-spacing: 0.5px;
        line-height: 1.3;
    }

    .breadcrumb-section .h1-sub {
        font-size: 16px;
        color: var(--text-body);
        margin-top: 8px;
        line-height: 1.6;
    }

    /* ===== 通用板块 ===== */
    .section {
        padding: 72px 0;
    }

    .section-alt {
        background: var(--primary-bg);
    }

    .section-title {
        font-size: 26px;
        font-weight: 700;
        color: var(--text-dark);
        margin: 0 0 16px;
        letter-spacing: 0.3px;
        line-height: 1.4;
    }

    .section-desc {
        font-size: 15px;
        color: var(--text-body);
        margin: 0 0 36px;
        line-height: 1.8;
        max-width: 720px;
    }

    .section-header {
        margin-bottom: 40px;
    }

    .section-header .section-title {
        margin-bottom: 12px;
    }

    /* ===== 分类简介 ===== */
    .intro-panel {
        background: var(--white);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        padding: 32px 36px;
        box-shadow: var(--shadow-sm);
    }

    .intro-panel p {
        font-size: 15px;
        line-height: 1.9;
        color: var(--text-body);
        margin: 0 0 16px;
    }

    .intro-panel p:last-child {
        margin-bottom: 0;
    }

    .intro-tags {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        margin-top: 18px;
    }

    .intro-tag {
        background: var(--primary-light);
        color: var(--primary-dark);
        font-size: 13px;
        font-weight: 500;
        padding: 5px 14px;
        border-radius: 20px;
        border: 1px solid #CFE3F8;
    }

    /* ===== 资讯卡片列表 ===== */
    .news-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 24px;
    }

    .news-card {
        background: var(--white);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        box-shadow: var(--shadow-sm);
        overflow: hidden;
        display: flex;
        flex-direction: column;
        transition: all var(--transition);
    }

    .news-card:hover {
        box-shadow: var(--shadow-md);
        transform: translateY(-2px);
        border-color: #D0E2F3;
    }

    .news-card-thumb {
        position: relative;
        aspect-ratio: 16 / 9;
        overflow: hidden;
        background: var(--primary-bg);
    }

    .news-card-thumb img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.4s ease;
    }

    .news-card:hover .news-card-thumb img {
        transform: scale(1.05);
    }

    .news-card-body {
        padding: 20px 22px 18px;
        display: flex;
        flex-direction: column;
        flex: 1;
    }

    .news-card-date {
        font-size: 13px;
        color: var(--text-light);
        margin-bottom: 8px;
        display: flex;
        align-items: center;
        gap: 6px;
    }

    .news-card-date i {
        font-size: 12px;
        color: var(--primary);
    }

    .news-card-title {
        font-size: 17px;
        font-weight: 700;
        color: var(--text-dark);
        margin: 0 0 10px;
        line-height: 1.5;
        letter-spacing: 0.2px;
    }

    .news-card-excerpt {
        font-size: 14px;
        color: var(--text-body);
        line-height: 1.75;
        margin: 0 0 16px;
        display: -webkit-box;
        -webkit-line-clamp: 3;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .news-card-footer {
        margin-top: auto;
        display: flex;
        justify-content: flex-end;
        align-items: center;
        border-top: 1px solid var(--border-color);
        padding-top: 14px;
    }

    .btn-read {
        background: none;
        border: 1px solid var(--border-light);
        color: var(--primary);
        font-size: 13px;
        font-weight: 600;
        padding: 8px 18px;
        border-radius: var(--radius-sm);
        cursor: pointer;
        transition: all var(--transition);
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }

    .btn-read:hover {
        background: var(--primary-light);
        border-color: var(--primary);
        color: var(--primary-dark);
    }

    .btn-read:active {
        transform: scale(0.97);
    }

    .list-result-count {
        font-size: 14px;
        color: var(--text-light);
        font-weight: 500;
        margin-bottom: 16px;
        display: flex;
        align-items: center;
        gap: 8px;
    }

    .list-result-count .count-badge {
        background: var(--primary-light);
        color: var(--primary-dark);
        font-weight: 700;
        padding: 2px 12px;
        border-radius: 20px;
        font-size: 13px;
    }

    .view-more-wrap {
        display: flex;
        justify-content: center;
        margin-top: 36px;
    }

    .btn-view-more {
        background: var(--white);
        border: 1px solid var(--border-light);
        color: var(--primary);
        font-size: 14px;
        font-weight: 600;
        padding: 12px 32px;
        border-radius: var(--radius-sm);
        cursor: pointer;
        transition: all var(--transition);
        display: inline-flex;
        align-items: center;
        gap: 8px;
    }

    .btn-view-more:hover {
        background: var(--primary-light);
        border-color: var(--primary);
        color: var(--primary-dark);
    }

    .btn-view-more:active {
        transform: scale(0.97);
    }

    /* ===== 标签云 ===== */
    .tag-cloud-panel {
        background: var(--white);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        padding: 28px 32px;
        box-shadow: var(--shadow-sm);
    }

    .tag-cloud {
        display: flex;
        flex-wrap: wrap;
        gap: 12px;
    }

    .tag-cloud-item {
        background: var(--primary-bg);
        color: var(--text-body);
        font-size: 14px;
        font-weight: 500;
        padding: 8px 20px;
        border-radius: 20px;
        border: 1px solid var(--border-light);
        cursor: default;
        transition: all var(--transition);
    }

    .tag-cloud-item:hover {
        background: var(--primary-light);
        color: var(--primary-dark);
        border-color: var(--primary);
    }

    /* ===== 焦点球队卡 ===== */
    .focus-team-card {
        background: var(--white);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        box-shadow: var(--shadow-sm);
        overflow: hidden;
        transition: all var(--transition);
    }

    .focus-team-card:hover {
        box-shadow: var(--shadow-md);
    }

    .focus-team-media {
        position: relative;
        aspect-ratio: 21 / 9;
        overflow: hidden;
        background: var(--primary-bg);
    }

    .focus-team-media img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .focus-team-media::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        height: 50%;
        background: linear-gradient(to top, rgba(25, 59, 90, 0.7), transparent);
    }

    .focus-team-badge {
        position: absolute;
        top: 16px;
        left: 16px;
        background: var(--accent-orange);
        color: #fff;
        font-size: 13px;
        font-weight: 700;
        padding: 6px 16px;
        border-radius: 20px;
        z-index: 2;
        letter-spacing: 0.5px;
    }

    .focus-team-overlay {
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        padding: 20px 24px;
        z-index: 2;
        color: #fff;
        display: flex;
        align-items: flex-end;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 12px;
    }

    .focus-team-overlay h3 {
        font-size: 20px;
        font-weight: 700;
        color: #fff;
        margin: 0;
        line-height: 1.4;
    }

    .focus-team-overlay p {
        font-size: 14px;
        color: rgba(255, 255, 255, 0.85);
        margin: 0;
    }

    .focus-team-body {
        padding: 20px 24px 24px;
    }

    .focus-team-body p {
        font-size: 14px;
        line-height: 1.8;
        color: var(--text-body);
        margin: 0;
    }

    /* ===== 球员排行 ===== */
    .ranking-list {
        background: var(--white);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        box-shadow: var(--shadow-sm);
        overflow: hidden;
    }

    .ranking-item {
        display: flex;
        align-items: center;
        gap: 16px;
        padding: 16px 22px;
        border-bottom: 1px solid var(--border-color);
        transition: background var(--transition);
    }

    .ranking-item:last-child {
        border-bottom: none;
    }

    .ranking-item:hover {
        background: #FAFBFD;
    }

    .rank-number {
        width: 36px;
        height: 36px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 700;
        font-size: 15px;
        flex-shrink: 0;
        font-family: var(--font-num);
    }

    .rank-1 {
        background: #FFF3E0;
        color: #E5533C;
    }

    .rank-2 {
        background: #E8F1FA;
        color: #2E7DD1;
    }

    .rank-3 {
        background: #F0F9F0;
        color: #38A169;
    }

    .rank-other {
        background: var(--primary-bg);
        color: var(--text-light);
    }

    .rank-info {
        flex: 1;
        min-width: 0;
    }

    .rank-name {
        font-size: 15px;
        font-weight: 600;
        color: var(--text-dark);
        margin: 0 0 2px;
    }

    .rank-team {
        font-size: 13px;
        color: var(--text-light);
    }

    .rank-stat {
        font-size: 15px;
        font-weight: 700;
        color: var(--primary);
        white-space: nowrap;
        font-family: var(--font-num);
    }

    /* ===== 订阅 CTA ===== */
    .subscribe-cta-panel {
        background: var(--footer-bg);
        border-radius: var(--radius-md);
        padding: 40px 48px;
        color: #fff;
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 24px;
        box-shadow: 0 8px 28px rgba(25, 59, 90, 0.25);
    }

    .subscribe-cta-panel .cta-text {
        flex: 1;
        min-width: 240px;
    }

    .subscribe-cta-panel h3 {
        font-size: 22px;
        font-weight: 700;
        color: #fff;
        margin: 0 0 8px;
        line-height: 1.4;
    }

    .subscribe-cta-panel p {
        font-size: 14px;
        color: rgba(255, 255, 255, 0.75);
        margin: 0;
        line-height: 1.7;
    }

    .subscribe-form {
        display: flex;
        gap: 12px;
        align-items: center;
        flex-shrink: 0;
    }

    .subscribe-form input[type="email"] {
        width: 260px;
        padding: 12px 16px;
        border: 1px solid rgba(255, 255, 255, 0.25);
        background: rgba(255, 255, 255, 0.1);
        border-radius: var(--radius-sm);
        color: #fff;
        font-size: 14px;
        transition: all var(--transition);
    }

    .subscribe-form input[type="email"]::placeholder {
        color: rgba(255, 255, 255, 0.5);
    }

    .subscribe-form input[type="email"]:focus {
        outline: none;
        border-color: #fff;
        background: rgba(255, 255, 255, 0.15);
    }

    .subscribe-form .btn-subscribe {
        background: var(--accent-orange);
        color: #1A2B3C;
        font-size: 14px;
        font-weight: 700;
        padding: 12px 28px;
        border: none;
        border-radius: var(--radius-sm);
        cursor: pointer;
        white-space: nowrap;
        transition: all var(--transition);
    }

    .subscribe-form .btn-subscribe:hover {
        background: #E6991F;
        transform: translateY(-1px);
    }

    .subscribe-form .btn-subscribe:active {
        transform: translateY(0) scale(0.97);
    }

    .subscribe-success {
        font-size: 14px;
        color: #A8E063;
        font-weight: 500;
        display: none;
    }

    /* ===== 页脚 ===== */
    .site-footer {
        background: var(--footer-bg);
        color: #fff;
        padding: 56px 0 0;
        margin-top: 0;
    }

    .site-footer .container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 0 24px;
    }

    .footer-grid {
        display: grid;
        grid-template-columns: 2fr 1fr 1fr 1fr;
        gap: 36px;
        padding-bottom: 40px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    }

    .footer-brand .footer-logo {
        font-size: 20px;
        font-weight: 700;
        color: #fff;
        display: flex;
        align-items: center;
        gap: 8px;
        margin-bottom: 14px;
        letter-spacing: 0.5px;
    }

    .footer-brand .footer-logo .logo-icon {
        width: 32px;
        height: 32px;
        background: var(--primary);
        border-radius: 8px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        font-size: 16px;
    }

    .footer-brand p {
        font-size: 14px;
        color: rgba(255, 255, 255, 0.65);
        line-height: 1.8;
        margin: 0;
        max-width: 320px;
    }

    .footer-col h4 {
        font-size: 15px;
        font-weight: 700;
        color: #fff;
        margin: 0 0 16px;
        letter-spacing: 0.3px;
    }

    .footer-col ul {
        list-style: none;
        margin: 0;
        padding: 0;
    }

    .footer-col ul li {
        margin-bottom: 10px;
    }

    .footer-col ul li a {
        font-size: 14px;
        color: rgba(255, 255, 255, 0.65);
        transition: color var(--transition);
        display: inline-block;
    }

    .footer-col ul li a:hover {
        color: #fff;
    }

    .footer-bottom {
        padding: 20px 24px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 10px;
        font-size: 13px;
        color: rgba(255, 255, 255, 0.5);
        max-width: 1200px;
        margin: 0 auto;
    }

    .footer-bottom a {
        color: rgba(255, 255, 255, 0.7);
        transition: color var(--transition);
        font-size: 13px;
    }

    .footer-bottom a:hover {
        color: #fff;
    }

    .footer-bottom span:last-child {
        display: flex;
        align-items: center;
        gap: 8px;
    }

    /* ===== 响应式 ===== */
    @media (max-width: 1024px) {
        .news-grid {
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .footer-grid {
            grid-template-columns: 1fr 1fr;
            gap: 28px;
        }

        .breadcrumb-section h1 {
            font-size: 30px;
        }

        .section {
            padding: 56px 0;
        }

        .subscribe-cta-panel {
            padding: 32px 36px;
        }
    }

    @media (max-width: 768px) {
        .nav-menu {
            display: none;
            position: absolute;
            top: 64px;
            left: 0;
            right: 0;
            background: #fff;
            border-bottom: 1px solid var(--border-color);
            padding: 16px 24px;
            flex-direction: column;
            align-items: flex-start;
            gap: 12px;
            box-shadow: 0 8px 24px rgba(30, 64, 105, 0.1);
        }

        .nav-menu.open {
            display: flex;
        }

        .nav-menu a {
            font-size: 15px;
            padding: 6px 0;
        }

        .hamburger {
            display: block;
        }

        .news-grid {
            grid-template-columns: 1fr;
            gap: 16px;
        }

        .footer-grid {
            grid-template-columns: 1fr;
            gap: 24px;
        }

        .breadcrumb-section {
            padding: 24px 0 20px;
        }

        .breadcrumb-section h1 {
            font-size: 26px;
        }

        .breadcrumb-section .h1-sub {
            font-size: 14px;
        }

        .section {
            padding: 44px 0;
        }

        .section-title {
            font-size: 22px;
        }

        .intro-panel {
            padding: 24px 20px;
        }

        .tag-cloud-panel {
            padding: 20px;
        }

        .focus-team-overlay {
            padding: 14px 16px;
        }

        .focus-team-overlay h3 {
            font-size: 17px;
        }

        .ranking-item {
            padding: 12px 16px;
            gap: 12px;
        }

        .subscribe-cta-panel {
            padding: 28px 24px;
            flex-direction: column;
            align-items: flex-start;
        }

        .subscribe-form {
            width: 100%;
            flex-direction: column;
            align-items: stretch;
        }

        .subscribe-form input[type="email"] {
            width: 100%;
        }

        .subscribe-form .btn-subscribe {
            width: 100%;
            text-align: center;
        }

        .footer-bottom {
            flex-direction: column;
            align-items: flex-start;
            gap: 6px;
            padding: 16px 24px;
        }

        .footer-bottom span:last-child {
            flex-wrap: wrap;
        }

        .site-footer {
            padding-top: 40px;
        }
    }

    @media (max-width: 520px) {
        .container {
            padding: 0 16px;
        }

        .site-header .container {
            padding: 0 16px;
        }

        .nav-logo {
            font-size: 18px;
        }

        .nav-logo .logo-icon {
            width: 28px;
            height: 28px;
            font-size: 14px;
            border-radius: 6px;
        }

        .nav-cta {
            padding: 8px 14px;
            font-size: 13px;
        }

        .nav-search-btn {
            width: 34px;
            height: 34px;
            font-size: 13px;
        }

        .breadcrumb-section h1 {
            font-size: 22px;
        }

        .section-title {
            font-size: 20px;
        }

        .news-card-body {
            padding: 16px;
        }

        .news-card-title {
            font-size: 16px;
        }

        .ranking-item {
            flex-wrap: wrap;
        }

        .rank-number {
            width: 30px;
            height: 30px;
            font-size: 13px;
        }

        .rank-stat {
            font-size: 13px;
        }
    }

/* roulang page: category6 */
:root {
            --primary: #2E7DD1;
            --primary-dark: #1D62A8;
            --primary-light: #E8F1FA;
            --primary-bg: #F3F7FB;
            --accent-orange: #F5A623;
            --accent-red: #E5533C;
            --text-dark: #1A2B3C;
            --text-body: #44566C;
            --text-light: #7A8BA0;
            --border-color: #EDF2F7;
            --border-light: #D9E2EC;
            --white: #FFFFFF;
            --footer-bg: #193B5A;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --shadow-sm: 0 2px 12px rgba(30, 64, 105, 0.06);
            --shadow-md: 0 8px 28px rgba(30, 64, 105, 0.12);
            --transition: 0.2s ease;
            --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-num: "Inter", "Roboto", "SF Pro Display", sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            font-size: 15px;
            line-height: 1.7;
            color: var(--text-body);
            background-color: #FAFBFD;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: 64px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: var(--primary);
            transition: color var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        button,
        input,
        select,
        textarea {
            font-family: var(--font-sans);
        }
        button:focus-visible,
        a:focus-visible,
        input:focus-visible,
        select:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 0;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.96);
            border-bottom: 1px solid #DDE7F0;
            height: 64px;
            display: flex;
            align-items: center;
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .nav-logo {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-dark);
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }
        .nav-logo .logo-icon {
            width: 34px;
            height: 34px;
            background: var(--primary);
            border-radius: 8px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            flex-shrink: 0;
        }
        .nav-logo:hover {
            color: var(--text-dark);
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 24px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-menu li {
            position: relative;
        }
        .nav-menu a {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-body);
            padding: 4px 0;
            position: relative;
            white-space: nowrap;
            display: inline-block;
        }
        .nav-menu a::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 0;
            height: 2px;
            background: var(--primary);
            transition: width var(--transition);
        }
        .nav-menu a:hover::after,
        .nav-menu a.active::after {
            width: 100%;
        }
        .nav-menu a:hover,
        .nav-menu a.active {
            color: var(--primary);
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }
        .nav-search-btn {
            width: 38px;
            height: 38px;
            border: 1px solid var(--border-light);
            background: #fff;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--text-body);
            cursor: pointer;
            transition: all var(--transition);
            font-size: 15px;
        }
        .nav-search-btn:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: #EEF6FD;
        }
        .nav-cta {
            background: var(--primary);
            color: #fff;
            padding: 9px 20px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            white-space: nowrap;
            transition: all var(--transition);
            display: inline-block;
        }
        .nav-cta:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-1px);
        }
        .nav-cta:active {
            transform: translateY(0) scale(0.98);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 22px;
            color: var(--text-dark);
            cursor: pointer;
            padding: 4px;
            line-height: 1;
        }
        .mobile-menu {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            background: #fff;
            border-bottom: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
            z-index: 99;
            padding: 16px 24px;
        }
        .mobile-menu.open {
            display: block;
        }
        .mobile-menu ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .mobile-menu li {
            padding: 10px 0;
            border-bottom: 1px solid var(--border-color);
        }
        .mobile-menu li:last-child {
            border-bottom: none;
        }
        .mobile-menu a {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-dark);
            display: block;
        }
        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: var(--primary);
        }
        main {
            min-height: 60vh;
        }
        section {
            padding: 72px 0;
        }
        .section-alt {
            background: var(--primary-bg);
        }
        .section-title {
            font-size: 26px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 12px;
            line-height: 1.35;
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-body);
            margin-bottom: 36px;
            max-width: 680px;
        }
        .breadcrumb {
            font-size: 13px;
            color: var(--text-light);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--primary);
            font-weight: 500;
        }
        .breadcrumb a:hover {
            color: var(--primary-dark);
        }
        .breadcrumb .separator {
            color: var(--text-light);
            font-size: 12px;
        }
        .breadcrumb .current {
            color: var(--text-dark);
            font-weight: 600;
        }
        .category-hero {
            background: var(--primary-bg);
            padding: 48px 0 40px;
            border-bottom: 1px solid var(--border-color);
        }
        .category-hero h1 {
            font-size: 34px;
            font-weight: 700;
            color: var(--text-dark);
            margin: 0 0 12px;
            line-height: 1.3;
        }
        .category-hero .intro-text {
            font-size: 16px;
            color: var(--text-body);
            max-width: 760px;
            line-height: 1.8;
            margin-bottom: 0;
        }
        .discussion-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .discussion-card {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
            padding: 22px;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        .discussion-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
            border-color: #D0E2F5;
        }
        .discussion-author {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
        }
        .author-avatar {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 16px;
            flex-shrink: 0;
            overflow: hidden;
        }
        .author-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 50%;
        }
        .author-name {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-dark);
        }
        .discussion-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 8px;
            line-height: 1.45;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .discussion-excerpt {
            font-size: 13px;
            color: var(--text-body);
            line-height: 1.6;
            margin-bottom: 16px;
            flex-grow: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .discussion-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
            padding-top: 14px;
            border-top: 1px solid var(--border-color);
            flex-wrap: wrap;
        }
        .discussion-stats {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 12px;
            color: var(--text-light);
            white-space: nowrap;
        }
        .discussion-stats span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .discussion-stats i {
            font-size: 12px;
            color: var(--text-light);
        }
        .btn-outline-sm {
            background: #fff;
            border: 1px solid var(--border-light);
            color: var(--primary);
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            font-size: 13px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
            display: inline-block;
            white-space: nowrap;
        }
        .btn-outline-sm:hover {
            background: var(--primary-light);
            border-color: var(--primary);
            color: var(--primary-dark);
        }
        .btn-outline-sm:active {
            transform: scale(0.97);
        }
        .load-more-wrap {
            text-align: center;
            margin-top: 36px;
        }
        .btn-secondary {
            background: #fff;
            border: 1px solid var(--border-light);
            color: var(--primary);
            padding: 12px 32px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            cursor: pointer;
            transition: all var(--transition);
            display: inline-block;
        }
        .btn-secondary:hover {
            background: var(--primary-light);
            border-color: var(--primary);
            color: var(--primary-dark);
        }
        .btn-secondary:active {
            transform: scale(0.97);
        }
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
        }
        .topic-tag {
            background: #fff;
            border: 1px solid var(--border-light);
            color: var(--text-body);
            padding: 8px 18px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 500;
            cursor: pointer;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .topic-tag:hover {
            background: var(--primary-light);
            border-color: var(--primary);
            color: var(--primary-dark);
        }
        .topic-tag.hot {
            background: var(--accent-orange);
            border-color: var(--accent-orange);
            color: #fff;
        }
        .topic-tag.hot:hover {
            background: #E69200;
            border-color: #E69200;
            color: #fff;
        }
        .rules-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .rules-list li {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 20px;
            display: flex;
            align-items: flex-start;
            gap: 12px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .rules-list li:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .rules-list .rule-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: var(--primary-light);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            flex-shrink: 0;
        }
        .rules-list .rule-text {
            font-size: 14px;
            color: var(--text-body);
            line-height: 1.6;
        }
        .rules-list .rule-text strong {
            display: block;
            font-size: 15px;
            color: var(--text-dark);
            margin-bottom: 4px;
        }
        .fan-ranking {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .fan-card {
            background: #fff;
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 28px 20px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .fan-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .fan-card .fan-avatar {
            width: 72px;
            height: 72px;
            border-radius: 50%;
            margin: 0 auto 14px;
            overflow: hidden;
            background: var(--primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 28px;
        }
        .fan-card .fan-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 50%;
        }
        .fan-card .fan-name {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 4px;
        }
        .fan-card .fan-label {
            font-size: 13px;
            color: var(--text-light);
            margin-bottom: 10px;
        }
        .fan-card .fan-badge {
            display: inline-block;
            background: var(--primary-light);
            color: var(--primary);
            padding: 4px 16px;
            border-radius: 50px;
            font-size: 12px;
            font-weight: 600;
        }
        .cta-panel {
            background: linear-gradient(135deg, #F0F6FC 0%, #E4EEF9 100%);
            border: 1px solid #D0E2F5;
            border-radius: var(--radius-lg);
            padding: 40px 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }
        .cta-panel .cta-text h2 {
            font-size: 22px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 6px;
        }
        .cta-panel .cta-text p {
            font-size: 14px;
            color: var(--text-body);
            margin-bottom: 0;
        }
        .cta-panel .cta-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            padding: 12px 28px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: all var(--transition);
            display: inline-block;
            white-space: nowrap;
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            color: #fff;
            transform: translateY(-1px);
        }
        .btn-primary:active {
            transform: translateY(0) scale(0.98);
        }
        .site-footer {
            background: var(--footer-bg);
            color: rgba(255, 255, 255, 0.82);
            padding: 48px 0 24px;
            margin-top: 0;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 36px;
        }
        .site-footer .footer-brand .footer-logo {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .site-footer .footer-brand .footer-logo .logo-icon {
            width: 32px;
            height: 32px;
            background: var(--primary);
            border-radius: 8px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 16px;
        }
        .site-footer .footer-brand p {
            font-size: 13px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 0;
        }
        .site-footer .footer-col h4 {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }
        .site-footer .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .site-footer .footer-col li {
            margin-bottom: 8px;
        }
        .site-footer .footer-col a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            transition: color var(--transition);
        }
        .site-footer .footer-col a:hover {
            color: #fff;
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 18px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.55);
        }
        .site-footer .footer-bottom a {
            color: rgba(255, 255, 255, 0.75);
            font-size: 12px;
        }
        .site-footer .footer-bottom a:hover {
            color: #fff;
        }
        .section-head {
            margin-bottom: 32px;
        }
        .section-head .title-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 8px;
        }
        .section-head .title-row .section-title {
            margin-bottom: 0;
        }
        .section-head .title-row .result-count {
            font-size: 13px;
            color: var(--text-light);
            background: var(--primary-light);
            padding: 6px 14px;
            border-radius: 50px;
            white-space: nowrap;
        }
        @media (max-width: 1023px) {
            .nav-menu {
                gap: 16px;
            }
            .nav-menu a {
                font-size: 13px;
            }
            .nav-cta {
                padding: 8px 16px;
                font-size: 13px;
            }
            .discussion-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .fan-ranking {
                grid-template-columns: repeat(3, 1fr);
                gap: 16px;
            }
            .rules-list {
                grid-template-columns: repeat(3, 1fr);
                gap: 14px;
            }
        }
        @media (max-width: 767px) {
            .nav-menu {
                display: none;
            }
            .nav-actions .nav-search-btn {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .category-hero h1 {
                font-size: 26px;
            }
            section {
                padding: 48px 0;
            }
            .section-title {
                font-size: 22px;
            }
            .discussion-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .rules-list {
                grid-template-columns: 1fr;
                gap: 12px;
            }
            .fan-ranking {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .cta-panel {
                padding: 28px 20px;
                flex-direction: column;
                text-align: center;
            }
            .cta-panel .cta-actions {
                justify-content: center;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .site-footer .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .breadcrumb {
                font-size: 12px;
            }
        }
        @media (min-width: 768px) and (max-width: 1023px) {
            .nav-menu {
                gap: 12px;
            }
            .nav-menu a {
                font-size: 12px;
            }
            .nav-cta {
                font-size: 12px;
                padding: 7px 14px;
            }
        }
        @media (max-width: 520px) {
            body {
                font-size: 14px;
                padding-top: 56px;
            }
            .site-header {
                height: 56px;
            }
            .nav-logo {
                font-size: 18px;
            }
            .nav-logo .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 14px;
            }
            .nav-cta {
                padding: 7px 14px;
                font-size: 12px;
            }
            .hamburger {
                font-size: 18px;
            }
            .mobile-menu {
                top: 56px;
            }
            .category-hero h1 {
                font-size: 22px;
            }
            .section-title {
                font-size: 20px;
            }
            .discussion-card {
                padding: 16px;
            }
            .cta-panel .cta-text h2 {
                font-size: 18px;
            }
        }